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cveMitreCVE-2017-7645
HistoryApr 18, 2017 - 2:59 p.m.

CVE-2017-7645

2017-04-1814:59:00
CWE-20
mitre
web.nvd.nist.gov
188
4
linux
kernel
nfsv2
nfsv3
cve-2017-7645
denial of service
system crash
remote attack

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.9

Confidence

High

EPSS

0.263

Percentile

96.8%

JSON

The NFSv2/NFSv3 server in the nfsd subsystem in the Linux kernel through 4.10.11 allows remote attackers to cause a denial of service (system crash) via a long RPC reply, related to net/sunrpc/svc.c, fs/nfsd/nfs3xdr.c, and fs/nfsd/nfsxdr.c.

Affected configurations

Nvd
Node
linuxlinux_kernelRange<3.2.89
OR
linuxlinux_kernelRange3.3–3.10.107
OR
linuxlinux_kernelRange3.11–3.12.74
OR
linuxlinux_kernelRange3.13–3.16.44
OR
linuxlinux_kernelRange3.17–3.18.52
OR
linuxlinux_kernelRange3.19–4.1.40
OR
linuxlinux_kernelRange4.2–4.4.66
OR
linuxlinux_kernelRange4.5–4.9.26
OR
linuxlinux_kernelRange4.10–4.10.14
Node
debiandebian_linuxMatch8.0
OR
debiandebian_linuxMatch9.0
Node
canonicalubuntu_linuxMatch14.04esm
VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
canonicalubuntu_linux14.04cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*

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CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AI Score

7.9

Confidence

High

EPSS

0.263

Percentile

96.8%

JSON
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